<template>
  <div>
    <el-card>
      <el-page-header content="用户列表" icon="" title="用户管理" />
      <el-table :data="tableData" style="width: 100%">
        <el-table-column prop="username" label="用户名" width="180" />

        <el-table-column label="头像" width="180">
          <template #default="scope">
            <div v-if="scope.row.avatar">
              <el-avatar :size="50" :src="'http://localhost:3000' + scope.row.avatar">
              </el-avatar>
            </div>
            <div v-else>
              <el-avatar
                :size="50"
                src="https://cube.elemecdn.com/9/c2/f0ee8a3c7c9638a54940382568c9dpng.png"
              >
              </el-avatar>
            </div>
          </template>
        </el-table-column>

        <el-table-column label="角色">
          <template #default="scope">
            <el-tag v-if="scope.row.role === 1" class="ml-2" type="danger">管理员</el-tag>
            <el-tag v-else class="ml-2" type="success">编辑</el-tag>
          </template>
        </el-table-column>

        <el-table-column label="操作">
          <template #default="scope">
            <el-button size="small" @click="handleEdit(scope.row)">
              <!--scope.row当前这个对象-->
              编辑
            </el-button>
            <el-popconfirm
              title="你确定要删除吗？"
              confirm-button-text="确定"
              cancel-button-text="取消"
              @confirm="handleDelete(scope.row)"
              >、
              <template #reference>
                <el-button size="small" type="danger" @click=""> 删除 </el-button>
              </template>
            </el-popconfirm>
          </template>
        </el-table-column>
      </el-table>
    </el-card>

    <el-dialog
      v-model="dialogVisible"
      title="编辑用户"
      width="50%"

    >
    <el-form
      ref="userFormRef"
      :model="userForm"
      :rules="userFormRules"
      label-width="80px"
      class="demo-ruleForm"
      :size="formSize"
      status-icon
    >
      <el-form-item label="用户名" prop="username">
        <el-input v-model="userForm.username" />
      </el-form-item>

      <el-form-item label="密码" prop="password">
        <el-input v-model="userForm.password" type="password" />
      </el-form-item>

      <el-form-item label="角色" prop="role">
        <el-select
          v-model="userForm.role"
          class="m-2"
          placeholder="Select"
          style="width: 100%"
        >
          <el-option
            v-for="item in options"
            :key="item.value"
            :label="item.label"
            :value="item.value"
          />
        </el-select>
      </el-form-item>

      <el-form-item label="个人简介" prop="introduction">
        <el-input v-model="userForm.introduction" type="textarea" />
      </el-form-item>

    </el-form>

      <template #footer>
        <span class="dialog-footer">
          <el-button @click="dialogVisible = false">取消</el-button>
          <el-button type="primary" @click="handleEditConfirm()"> 确认 </el-button>
        </span>
      </template>
    </el-dialog>
  </div>
</template>

<script setup>
import { ref, onMounted,reactive } from "vue";
import axios from "axios";

const dialogVisible = ref(false)
const tableData = ref([]);
const userFormRef = ref();
onMounted(() => {
  getTableData();
});

const userForm = reactive({
  username: "",
  password: "",
  role: 2, //2默认编辑
  introduction: "",

});
const userFormRules = reactive({
  username: [{ required: true, message: "请输入名字", trigger: "blur" }],
  password: [{ required: true, message: "请输入密码", trigger: "blur" }],
  role: [{ required: true, message: "请选择权限", trigger: "blur" }],
  introduction: [{ required: true, message: "请输入介绍", trigger: "blur" }],

});

const getTableData = async () => {
  const res = await axios.get("/adminapi/user/list");
  // console.log(res.data)
  tableData.value = res.data.data;
};
//拿到当前节点数据显示在界面 
const handleEdit = async data=> {
    const res = await axios.get(`/adminapi/user/list/${data._id}`)
    // userForm = res.data.data[0]  没办法直接覆盖userform  P20 16:30 方法1 userForm改成ref
    // 方法二：assign合并
    Object.assign(userForm,res.data.data[0])
    dialogVisible.value = true
};
//编辑确认回调
const handleEditConfirm  =  ()=>{
    userFormRef.value.validate(async (valid)=>{
        if (valid){ //校验通过
            // 1.更新后端
            await axios.put(`/adminapi/user/list/${userForm._id}`,userForm)
            // 2.隐藏
            dialogVisible.value = false
            // 3.获取数据
            getTableData()
        }
    })
}

const handleDelete = async (data) => {
  console.log(data);
  await axios.delete(`/adminapi/user/list/${data._id}`);
  getTableData();
};

//下拉选项
const options = [
  {
    label: "管理员",
    value: 1,
  },
  {
    label: "编辑",
    value: 2,
  },
];
</script>

<style lang="scss" scoped>
.el-table {
  margin-top: 50px;
}
</style>
